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Industry knowledge · engineering guides

Industry knowledge library

Sourcing, manufacturing and materials guides for metal wallets, RFID and MagSafe wallets, card holders, key organizers, leather programs and phone stands.

CNC turning of an anodized aluminium wallet frame on the production line at the GSTAR factory

Featured · visual guides

Start with the mechanics

Three long reads that explain how the products actually work — mechanism, magnet stack, card retention — before you compare quotes.

11,000 – 12,000 WORDS EACH

Index · 11 disciplines

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Every guide is grouped into one engineering topic. Each card links to its hub page and to the two guides most buyers start with.

854 GUIDES · LAST ORGANIZED NOV 2026

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Material grades, blocking performance, mechanism life — if the answer is not in 854 guides, our team can answer it for your project.

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All 854 guides

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Updates

Latest articles

Reducing Unnecessary Items, Improving Travel Efficiency
Industry Knowledge

Reducing Unnecessary Items, Improving Travel Efficiency

This article outlines the benefits of minimalist travel and offers actionable strategies for reducing unnecessary items. It emphasizes the importance of a streamlined everyday carry (EDC) system, highlighting…

How To Care for A Leather Wallet
Company News

How To Care for A Leather Wallet

This comprehensive guide provides expert advice on maintaining the longevity and beauty of leather wallets. Covering leather science, preventative daily habits, and professional cleaning and conditioning techniques, it…

How To Use MagSafe Phone Holder
Company News

How To Use MagSafe Phone Holder

This comprehensive guide explores the technology, compatibility, and practical usage of MagSafe phone holders. It covers the evolution of mounting systems, the physics of magnetic alignment, and detailed…

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